Which sum could be used to find the difference in thickness (in inches) between sheeting a and sheeting b. a= 1 7/20 b= 2 3/20

a: (-2 3/20)+(-1 7/20)

b: 2 3/20+ 1 7/20

c: 2 3/20 + (-1 7/20)

d: (-2 3/20) + 1 7/20

5 pm

step-by-step explanation:

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answer

b

step-by-step explanation:

for this case we must apply distributive property to the following expression:

the distributive property states that:

then, when applying the property we have to multiply the -2 for each term within the parenthesis: